/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* vim:expandtab:shiftwidth=4:tabstop=4: */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Brian Ryner * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #include "nsLookAndFeel.h" #include #include "gtkdrawing.h" #define GDK_COLOR_TO_NS_RGB(c) \ ((nscolor) NS_RGB(c.red>>8, c.green>>8, c.blue>>8)) nscolor nsLookAndFeel::sInfoText = 0; nscolor nsLookAndFeel::sInfoBackground = 0; nscolor nsLookAndFeel::sMenuBarText = 0; nscolor nsLookAndFeel::sMenuBarHoverText = 0; nscolor nsLookAndFeel::sMenuText = 0; nscolor nsLookAndFeel::sMenuHover = 0; nscolor nsLookAndFeel::sMenuHoverText = 0; nscolor nsLookAndFeel::sMenuBackground = 0; nscolor nsLookAndFeel::sButtonBackground = 0; nscolor nsLookAndFeel::sButtonText = 0; nscolor nsLookAndFeel::sButtonOuterLightBorder = 0; nscolor nsLookAndFeel::sButtonInnerDarkBorder = 0; nscolor nsLookAndFeel::sOddCellBackground = 0; nscolor nsLookAndFeel::sNativeHyperLinkText = 0; nscolor nsLookAndFeel::sComboBoxText = 0; nscolor nsLookAndFeel::sComboBoxBackground = 0; PRUnichar nsLookAndFeel::sInvisibleCharacter = PRUnichar('*'); float nsLookAndFeel::sCaretRatio = 0; //------------------------------------------------------------------------- // // Query interface implementation // //------------------------------------------------------------------------- nsLookAndFeel::nsLookAndFeel() : nsXPLookAndFeel() { mStyle = nsnull; InitWidget(); static PRBool sInitialized = PR_FALSE; if (!sInitialized) { sInitialized = PR_TRUE; InitLookAndFeel(); } } nsLookAndFeel::~nsLookAndFeel() { g_object_unref(mStyle); } nsresult nsLookAndFeel::NativeGetColor(const nsColorID aID, nscolor& aColor) { nsresult res = NS_OK; switch (aID) { // These colors don't seem to be used for anything anymore in Mozilla // (except here at least TextSelectBackground and TextSelectForeground) // The CSS2 colors below are used. case eColor_WindowBackground: aColor = GDK_COLOR_TO_NS_RGB(mStyle->base[GTK_STATE_NORMAL]); break; case eColor_WindowForeground: aColor = GDK_COLOR_TO_NS_RGB(mStyle->text[GTK_STATE_NORMAL]); break; case eColor_WidgetBackground: aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_NORMAL]); break; case eColor_WidgetForeground: aColor = GDK_COLOR_TO_NS_RGB(mStyle->fg[GTK_STATE_NORMAL]); break; case eColor_WidgetSelectBackground: aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_SELECTED]); break; case eColor_WidgetSelectForeground: aColor = GDK_COLOR_TO_NS_RGB(mStyle->fg[GTK_STATE_SELECTED]); break; case eColor_Widget3DHighlight: aColor = NS_RGB(0xa0,0xa0,0xa0); break; case eColor_Widget3DShadow: aColor = NS_RGB(0x40,0x40,0x40); break; case eColor_TextBackground: // not used? aColor = GDK_COLOR_TO_NS_RGB(mStyle->base[GTK_STATE_NORMAL]); break; case eColor_TextForeground: // not used? aColor = GDK_COLOR_TO_NS_RGB(mStyle->text[GTK_STATE_NORMAL]); break; case eColor_TextSelectBackground: case eColor_IMESelectedRawTextBackground: case eColor_IMESelectedConvertedTextBackground: // still used aColor = GDK_COLOR_TO_NS_RGB(mStyle->base[GTK_STATE_SELECTED]); break; case eColor_TextSelectForeground: case eColor_IMESelectedRawTextForeground: case eColor_IMESelectedConvertedTextForeground: // still used aColor = GDK_COLOR_TO_NS_RGB(mStyle->text[GTK_STATE_SELECTED]); break; case eColor_IMERawInputBackground: case eColor_IMEConvertedTextBackground: aColor = NS_TRANSPARENT; break; case eColor_IMERawInputForeground: case eColor_IMEConvertedTextForeground: aColor = NS_SAME_AS_FOREGROUND_COLOR; break; case eColor_IMERawInputUnderline: case eColor_IMEConvertedTextUnderline: aColor = NS_SAME_AS_FOREGROUND_COLOR; break; case eColor_IMESelectedRawTextUnderline: case eColor_IMESelectedConvertedTextUnderline: aColor = NS_TRANSPARENT; break; case eColor_SpellCheckerUnderline: aColor = NS_RGB(0xff, 0, 0); break; // css2 http://www.w3.org/TR/REC-CSS2/ui.html#system-colors case eColor_activeborder: // active window border aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_NORMAL]); break; case eColor_activecaption: // active window caption background aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_NORMAL]); break; case eColor_appworkspace: // MDI background color aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_NORMAL]); break; case eColor_background: // desktop background aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_NORMAL]); break; case eColor_captiontext: // text in active window caption, size box, and scrollbar arrow box (!) aColor = GDK_COLOR_TO_NS_RGB(mStyle->fg[GTK_STATE_NORMAL]); break; case eColor_graytext: // disabled text in windows, menus, etc. aColor = GDK_COLOR_TO_NS_RGB(mStyle->fg[GTK_STATE_INSENSITIVE]); break; case eColor_highlight: // background of selected item aColor = GDK_COLOR_TO_NS_RGB(mStyle->base[GTK_STATE_SELECTED]); break; case eColor_highlighttext: // text of selected item aColor = GDK_COLOR_TO_NS_RGB(mStyle->text[GTK_STATE_SELECTED]); break; case eColor_inactiveborder: // inactive window border aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_NORMAL]); break; case eColor_inactivecaption: // inactive window caption aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_INSENSITIVE]); break; case eColor_inactivecaptiontext: // text in inactive window caption aColor = GDK_COLOR_TO_NS_RGB(mStyle->fg[GTK_STATE_INSENSITIVE]); break; case eColor_infobackground: // tooltip background color aColor = sInfoBackground; break; case eColor_infotext: // tooltip text color aColor = sInfoText; break; case eColor_menu: // menu background aColor = sMenuBackground; break; case eColor_menutext: // menu text aColor = sMenuText; break; case eColor_scrollbar: // scrollbar gray area aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_ACTIVE]); break; case eColor_threedface: case eColor_buttonface: // 3-D face color aColor = sButtonBackground; break; case eColor_buttontext: // text on push buttons aColor = sButtonText; break; case eColor_buttonhighlight: // 3-D highlighted edge color case eColor_threedhighlight: // 3-D highlighted outer edge color aColor = sButtonOuterLightBorder; break; case eColor_threedlightshadow: // 3-D highlighted inner edge color aColor = sButtonBackground; // always same as background in GTK code break; case eColor_buttonshadow: // 3-D shadow edge color case eColor_threedshadow: // 3-D shadow inner edge color aColor = sButtonInnerDarkBorder; break; case eColor_threeddarkshadow: // 3-D shadow outer edge color aColor = GDK_COLOR_TO_NS_RGB(mStyle->black); break; case eColor_window: case eColor_windowframe: aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_NORMAL]); break; case eColor_windowtext: aColor = GDK_COLOR_TO_NS_RGB(mStyle->fg[GTK_STATE_NORMAL]); break; case eColor__moz_eventreerow: case eColor__moz_field: aColor = GDK_COLOR_TO_NS_RGB(mStyle->base[GTK_STATE_NORMAL]); break; case eColor__moz_fieldtext: aColor = GDK_COLOR_TO_NS_RGB(mStyle->text[GTK_STATE_NORMAL]); break; case eColor__moz_dialog: aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_NORMAL]); break; case eColor__moz_dialogtext: aColor = GDK_COLOR_TO_NS_RGB(mStyle->fg[GTK_STATE_NORMAL]); break; case eColor__moz_dragtargetzone: aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_SELECTED]); break; case eColor__moz_buttondefault: // default button border color aColor = GDK_COLOR_TO_NS_RGB(mStyle->black); break; case eColor__moz_buttonhoverface: aColor = GDK_COLOR_TO_NS_RGB(mStyle->bg[GTK_STATE_PRELIGHT]); break; case eColor__moz_buttonhovertext: aColor = GDK_COLOR_TO_NS_RGB(mStyle->fg[GTK_STATE_PRELIGHT]); break; case eColor__moz_cellhighlight: case eColor__moz_html_cellhighlight: aColor = GDK_COLOR_TO_NS_RGB(mStyle->base[GTK_STATE_ACTIVE]); break; case eColor__moz_cellhighlighttext: case eColor__moz_html_cellhighlighttext: aColor = GDK_COLOR_TO_NS_RGB(mStyle->text[GTK_STATE_ACTIVE]); break; case eColor__moz_menuhover: aColor = sMenuHover; break; case eColor__moz_menuhovertext: aColor = sMenuHoverText; break; case eColor__moz_oddtreerow: aColor = sOddCellBackground; break; case eColor__moz_nativehyperlinktext: aColor = sNativeHyperLinkText; break; case eColor__moz_comboboxtext: aColor = sComboBoxText; break; case eColor__moz_combobox: aColor = sComboBoxBackground; break; case eColor__moz_menubartext: aColor = sMenuBarText; break; case eColor__moz_menubarhovertext: aColor = sMenuBarHoverText; break; default: /* default color is BLACK */ aColor = 0; res = NS_ERROR_FAILURE; break; } return res; } static void darken_gdk_color(GdkColor *src, GdkColor *dest) { gdouble red; gdouble green; gdouble blue; red = (gdouble) src->red / 65535.0; green = (gdouble) src->green / 65535.0; blue = (gdouble) src->blue / 65535.0; red *= 0.93; green *= 0.93; blue *= 0.93; dest->red = red * 65535.0; dest->green = green * 65535.0; dest->blue = blue * 65535.0; } static PRInt32 CheckWidgetStyle(GtkWidget* aWidget, const char* aStyle, PRInt32 aMetric) { gboolean value = PR_FALSE; gtk_widget_style_get(aWidget, aStyle, &value, NULL); return value ? aMetric : 0; } static PRInt32 ConvertGTKStepperStyleToMozillaScrollArrowStyle(GtkWidget* aWidget) { if (!aWidget) return nsILookAndFeel::eMetric_ScrollArrowStyleSingle; return CheckWidgetStyle(aWidget, "has-backward-stepper", nsILookAndFeel::eMetric_ScrollArrowStartBackward) | CheckWidgetStyle(aWidget, "has-forward-stepper", nsILookAndFeel::eMetric_ScrollArrowEndForward) | CheckWidgetStyle(aWidget, "has-secondary-backward-stepper", nsILookAndFeel::eMetric_ScrollArrowEndBackward) | CheckWidgetStyle(aWidget, "has-secondary-forward-stepper", nsILookAndFeel::eMetric_ScrollArrowStartForward); } NS_IMETHODIMP nsLookAndFeel::GetMetric(const nsMetricID aID, PRInt32 & aMetric) { nsresult res = NS_OK; // Set these before they can get overrided in the nsXPLookAndFeel. switch (aID) { case eMetric_ScrollButtonLeftMouseButtonAction: aMetric = 0; return NS_OK; case eMetric_ScrollButtonMiddleMouseButtonAction: aMetric = 1; return NS_OK; case eMetric_ScrollButtonRightMouseButtonAction: aMetric = 2; return NS_OK; default: break; } res = nsXPLookAndFeel::GetMetric(aID, aMetric); if (NS_SUCCEEDED(res)) return res; res = NS_OK; switch (aID) { case eMetric_WindowTitleHeight: aMetric = 0; break; case eMetric_WindowBorderWidth: // XXXldb Why is this commented out? // aMetric = mStyle->klass->xthickness; break; case eMetric_WindowBorderHeight: // XXXldb Why is this commented out? // aMetric = mStyle->klass->ythickness; break; case eMetric_Widget3DBorder: // XXXldb Why is this commented out? // aMetric = 4; break; case eMetric_TextFieldHeight: { GtkRequisition req; GtkWidget *text = gtk_entry_new(); // needed to avoid memory leak g_object_ref_sink(GTK_OBJECT(text)); gtk_widget_size_request(text,&req); aMetric = req.height; gtk_widget_destroy(text); g_object_unref(text); } break; case eMetric_TextFieldBorder: aMetric = 2; break; case eMetric_TextVerticalInsidePadding: aMetric = 0; break; case eMetric_TextShouldUseVerticalInsidePadding: aMetric = 0; break; case eMetric_TextHorizontalInsideMinimumPadding: aMetric = 15; break; case eMetric_TextShouldUseHorizontalInsideMinimumPadding: aMetric = 1; break; case eMetric_ButtonHorizontalInsidePaddingNavQuirks: aMetric = 10; break; case eMetric_ButtonHorizontalInsidePaddingOffsetNavQuirks: aMetric = 8; break; case eMetric_CheckboxSize: aMetric = 15; break; case eMetric_RadioboxSize: aMetric = 15; break; case eMetric_ListShouldUseHorizontalInsideMinimumPadding: aMetric = 15; break; case eMetric_ListHorizontalInsideMinimumPadding: aMetric = 15; break; case eMetric_ListShouldUseVerticalInsidePadding: aMetric = 1; break; case eMetric_ListVerticalInsidePadding: aMetric = 1; break; case eMetric_CaretBlinkTime: { GtkSettings *settings; gint blink_time; gboolean blink; settings = gtk_settings_get_default (); g_object_get (settings, "gtk-cursor-blink-time", &blink_time, "gtk-cursor-blink", &blink, NULL); if (blink) aMetric = (PRInt32) blink_time; else aMetric = 0; break; } case eMetric_CaretWidth: aMetric = 1; break; case eMetric_ShowCaretDuringSelection: aMetric = 0; break; case eMetric_SelectTextfieldsOnKeyFocus: { GtkWidget *entry; GtkSettings *settings; gboolean select_on_focus; entry = gtk_entry_new(); g_object_ref_sink(GTK_OBJECT(entry)); settings = gtk_widget_get_settings(entry); g_object_get(settings, "gtk-entry-select-on-focus", &select_on_focus, NULL); if(select_on_focus) aMetric = 1; else aMetric = 0; gtk_widget_destroy(entry); g_object_unref(entry); } break; case eMetric_SubmenuDelay: { GtkSettings *settings; gint delay; settings = gtk_settings_get_default (); g_object_get (settings, "gtk-menu-popup-delay", &delay, NULL); aMetric = (PRInt32) delay; break; } case eMetric_MenusCanOverlapOSBar: // we want XUL popups to be able to overlap the task bar. aMetric = 1; break; case eMetric_SkipNavigatingDisabledMenuItem: aMetric = 1; break; case eMetric_DragThresholdX: case eMetric_DragThresholdY: { GtkWidget* box = gtk_hbox_new(FALSE, 5); gint threshold = 0; g_object_get(gtk_widget_get_settings(box), "gtk-dnd-drag-threshold", &threshold, NULL); g_object_ref_sink(GTK_OBJECT(box)); aMetric = threshold; } break; case eMetric_ScrollArrowStyle: aMetric = ConvertGTKStepperStyleToMozillaScrollArrowStyle(moz_gtk_get_scrollbar_widget()); break; case eMetric_ScrollSliderStyle: aMetric = eMetric_ScrollThumbStyleProportional; break; case eMetric_TreeOpenDelay: aMetric = 1000; break; case eMetric_TreeCloseDelay: aMetric = 1000; break; case eMetric_TreeLazyScrollDelay: aMetric = 150; break; case eMetric_TreeScrollDelay: aMetric = 100; break; case eMetric_TreeScrollLinesMax: aMetric = 3; break; case eMetric_DWMCompositor: case eMetric_WindowsClassic: case eMetric_WindowsDefaultTheme: aMetric = 0; res = NS_ERROR_NOT_IMPLEMENTED; break; case eMetric_TouchEnabled: #ifdef MOZ_PLATFORM_HILDON // All Hildon devices are touch-enabled aMetric = 1; #else aMetric = 0; res = NS_ERROR_NOT_IMPLEMENTED; #endif break; case eMetric_MacGraphiteTheme: aMetric = 0; res = NS_ERROR_NOT_IMPLEMENTED; break; case eMetric_IMERawInputUnderlineStyle: case eMetric_IMEConvertedTextUnderlineStyle: aMetric = NS_UNDERLINE_STYLE_SOLID; break; case eMetric_IMESelectedRawTextUnderlineStyle: case eMetric_IMESelectedConvertedTextUnderline: aMetric = NS_UNDERLINE_STYLE_NONE; break; case eMetric_SpellCheckerUnderlineStyle: aMetric = NS_UNDERLINE_STYLE_WAVY; break; case eMetric_ImagesInMenus: aMetric = moz_gtk_images_in_menus(); break; default: aMetric = 0; res = NS_ERROR_FAILURE; } return res; } NS_IMETHODIMP nsLookAndFeel::GetMetric(const nsMetricFloatID aID, float & aMetric) { nsresult res = NS_OK; res = nsXPLookAndFeel::GetMetric(aID, aMetric); if (NS_SUCCEEDED(res)) return res; res = NS_OK; switch (aID) { case eMetricFloat_TextFieldVerticalInsidePadding: aMetric = 0.25f; break; case eMetricFloat_TextFieldHorizontalInsidePadding: aMetric = 0.95f; // large number on purpose so minimum padding is used break; case eMetricFloat_TextAreaVerticalInsidePadding: aMetric = 0.40f; break; case eMetricFloat_TextAreaHorizontalInsidePadding: aMetric = 0.40f; // large number on purpose so minimum padding is used break; case eMetricFloat_ListVerticalInsidePadding: aMetric = 0.10f; break; case eMetricFloat_ListHorizontalInsidePadding: aMetric = 0.40f; break; case eMetricFloat_ButtonVerticalInsidePadding: aMetric = 0.25f; break; case eMetricFloat_ButtonHorizontalInsidePadding: aMetric = 0.25f; break; case eMetricFloat_IMEUnderlineRelativeSize: aMetric = 1.0f; break; case eMetricFloat_SpellCheckerUnderlineRelativeSize: aMetric = 1.0f; break; case eMetricFloat_CaretAspectRatio: aMetric = sCaretRatio; break; default: aMetric = -1.0; res = NS_ERROR_FAILURE; } return res; } void nsLookAndFeel::InitLookAndFeel() { GtkStyle *style; // tooltip foreground and background style = gtk_rc_get_style_by_paths(gtk_settings_get_default(), "gtk-tooltips", "GtkWindow", GTK_TYPE_WINDOW); if (style) { sInfoBackground = GDK_COLOR_TO_NS_RGB(style->bg[GTK_STATE_NORMAL]); sInfoText = GDK_COLOR_TO_NS_RGB(style->fg[GTK_STATE_NORMAL]); } // menu foreground & menu background GtkWidget *accel_label = gtk_accel_label_new("M"); GtkWidget *menuitem = gtk_menu_item_new(); GtkWidget *menu = gtk_menu_new(); g_object_ref_sink(GTK_OBJECT(menu)); gtk_container_add(GTK_CONTAINER(menuitem), accel_label); gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem); gtk_widget_set_style(accel_label, NULL); gtk_widget_set_style(menu, NULL); gtk_widget_realize(menu); gtk_widget_realize(accel_label); style = gtk_widget_get_style(accel_label); if (style) { sMenuText = GDK_COLOR_TO_NS_RGB(style->fg[GTK_STATE_NORMAL]); } style = gtk_widget_get_style(menu); if (style) { sMenuBackground = GDK_COLOR_TO_NS_RGB(style->bg[GTK_STATE_NORMAL]); } style = gtk_widget_get_style(menuitem); if (style) { sMenuHover = GDK_COLOR_TO_NS_RGB(style->bg[GTK_STATE_PRELIGHT]); sMenuHoverText = GDK_COLOR_TO_NS_RGB(style->fg[GTK_STATE_PRELIGHT]); } g_object_unref(menu); // button styles GtkWidget *parent = gtk_fixed_new(); GtkWidget *button = gtk_button_new(); GtkWidget *label = gtk_label_new("M"); GtkWidget *combobox = gtk_combo_box_new(); GtkWidget *comboboxLabel = gtk_label_new("M"); GtkWidget *window = gtk_window_new(GTK_WINDOW_POPUP); GtkWidget *treeView = gtk_tree_view_new(); GtkWidget *linkButton = gtk_link_button_new("http://example.com/"); GtkWidget *menuBar = gtk_menu_bar_new(); gtk_container_add(GTK_CONTAINER(button), label); gtk_container_add(GTK_CONTAINER(combobox), comboboxLabel); gtk_container_add(GTK_CONTAINER(parent), button); gtk_container_add(GTK_CONTAINER(parent), treeView); gtk_container_add(GTK_CONTAINER(parent), linkButton); gtk_container_add(GTK_CONTAINER(parent), combobox); gtk_container_add(GTK_CONTAINER(parent), menuBar); gtk_container_add(GTK_CONTAINER(window), parent); gtk_widget_set_style(button, NULL); gtk_widget_set_style(label, NULL); gtk_widget_set_style(treeView, NULL); gtk_widget_set_style(linkButton, NULL); gtk_widget_set_style(combobox, NULL); gtk_widget_set_style(comboboxLabel, NULL); gtk_widget_set_style(menuBar, NULL); gtk_widget_realize(button); gtk_widget_realize(label); gtk_widget_realize(treeView); gtk_widget_realize(linkButton); gtk_widget_realize(combobox); gtk_widget_realize(comboboxLabel); gtk_widget_realize(menuBar); style = gtk_widget_get_style(label); if (style) { sButtonText = GDK_COLOR_TO_NS_RGB(style->fg[GTK_STATE_NORMAL]); } style = gtk_widget_get_style(comboboxLabel); if (style) { sComboBoxText = GDK_COLOR_TO_NS_RGB(style->fg[GTK_STATE_NORMAL]); } style = gtk_widget_get_style(combobox); if (style) { sComboBoxBackground = GDK_COLOR_TO_NS_RGB(style->bg[GTK_STATE_NORMAL]); } style = gtk_widget_get_style(menuBar); if (style) { sMenuBarText = GDK_COLOR_TO_NS_RGB(style->fg[GTK_STATE_NORMAL]); sMenuBarHoverText = GDK_COLOR_TO_NS_RGB(style->fg[GTK_STATE_SELECTED]); } // GTK's guide to fancy odd row background colors: // 1) Check if a theme explicitly defines an odd row color // 2) If not, check if it defines an even row color, and darken it // slightly by a hardcoded value (gtkstyle.c) // 3) If neither are defined, take the base background color and // darken that by a hardcoded value GdkColor colorValue; GdkColor *colorValuePtr = NULL; gtk_widget_style_get(treeView, "odd-row-color", &colorValuePtr, NULL); if (colorValuePtr) { colorValue = *colorValuePtr; } else { gtk_widget_style_get(treeView, "even-row-color", &colorValuePtr, NULL); if (colorValuePtr) darken_gdk_color(colorValuePtr, &colorValue); else darken_gdk_color(&treeView->style->base[GTK_STATE_NORMAL], &colorValue); } sOddCellBackground = GDK_COLOR_TO_NS_RGB(colorValue); if (colorValuePtr) gdk_color_free(colorValuePtr); style = gtk_widget_get_style(button); if (style) { sButtonBackground = GDK_COLOR_TO_NS_RGB(style->bg[GTK_STATE_NORMAL]); sButtonOuterLightBorder = GDK_COLOR_TO_NS_RGB(style->light[GTK_STATE_NORMAL]); sButtonInnerDarkBorder = GDK_COLOR_TO_NS_RGB(style->dark[GTK_STATE_NORMAL]); } colorValuePtr = NULL; gtk_widget_style_get(linkButton, "link-color", &colorValuePtr, NULL); if (colorValuePtr) { colorValue = *colorValuePtr; // we can't pass deref pointers to GDK_COLOR_TO_NS_RGB sNativeHyperLinkText = GDK_COLOR_TO_NS_RGB(colorValue); gdk_color_free(colorValuePtr); } else { sNativeHyperLinkText = NS_RGB(0x00,0x00,0xEE); } gtk_widget_destroy(window); // invisible character styles GtkWidget *entry = gtk_entry_new(); g_object_ref_sink(entry); guint value; g_object_get (entry, "invisible-char", &value, NULL); sInvisibleCharacter = PRUnichar(value); // caret styles gtk_widget_style_get(entry, "cursor-aspect-ratio", &sCaretRatio, NULL); gtk_widget_destroy(entry); g_object_unref(entry); } // virtual PRUnichar nsLookAndFeel::GetPasswordCharacter() { return sInvisibleCharacter; } NS_IMETHODIMP nsLookAndFeel::LookAndFeelChanged() { nsXPLookAndFeel::LookAndFeelChanged(); g_object_unref(mStyle); mStyle = nsnull; InitWidget(); InitLookAndFeel(); return NS_OK; }